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Wang Xiaochuan, the "Wudaokou Goalkeeper", is going through a level that he has never gone through before. For example, Sogou's (NYSE: SOGO) financial report, artificial intelligence, and the futur...[Details]

1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows:  The output is as follows:  It can...[Details]

When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]

What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]

In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]

When Amazon quietly launched a product called Elastic Computing Cloud 12 years ago, the Internet industry in China, across the ocean, also ushered in an unprecedented development opportunity. Let's...[Details]

Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]

     12864 LCD parallel port driver is more commonly used, but considering that sometimes the IO port of the microcontroller or MCU is limited, the serial driver method can be used. The following is ...[Details]

Design a second and minute pulse generator for a single-chip microcomputer using the interrupt method. Assume that P1.0 generates a positive pulse of one machine cycle per second, and P1.1 generates ...[Details]

Caijing reporter exclusively learned that Huawei will merge and reorganize a number of departments in the near future. Some cloud-related business lines will be incorporated into the Cloud ...[Details]

　　The STC12C5412AD microcontroller is an enhanced 8051 standard 51 series microcontroller. It is 12 times faster than the ordinary 8051 and can be programmed on a home computer without an emulator. 　...[Details]

Homemade LED Electronics   Clocks can be seen in many electronic newspapers and magazines, but most of them need to reset the time and other parameters after power failure, which brings a lot of inco...[Details]

　　On June 26, 2017, China's new generation of high-speed rail "Fuxing" realized its first two-way service between Shanghai and Beijing, with a maximum speed of 400 kilometers per hour and a standard ...[Details]

An example of Samsung S3C/S3P/S3F9XXX series MCU implementing table lookup operation               ; to implement table lookup operation, you must first define the table address, there are two ways t...[Details]

　　On the 25th, Qualcomm held a technology summit in Beijing, inviting almost all important Chinese partners in an extremely rare "show", including SMIC, China Mobile, Lenovo, Xiaomi, OPPO, vivo, ZTE ...[Details]